Application of Portfolio Theory in Controlling Supply Chain Crisis

摘要

Supplying chain cooperation has already become an important strategy that enterprises use to tackle market competition; however, the supply chain crisis caused by supply chain risk makes the supply chain operation of enterprises very fragile. This paper applies Portfolio Theory to explain the suppliers' combination plays an important role in dispersing the supplying chain risk and controlling its crisis, and point out, on the basis of analyzing the suppliers' expected return and risk, through choosing certain amount of suppliers and distributing the proportion of volume of purchase rationally, enterprises can find the efficiency front of suppliers combination.